diff --git a/jestSupport/preprocessor.js b/jestSupport/preprocessor.js
index 8198a6824..0e81cb382 100644
--- a/jestSupport/preprocessor.js
+++ b/jestSupport/preprocessor.js
@@ -8,10 +8,18 @@
  */
 'use strict';
 
-var transformer = require('../packager/transformer.js');
+const createCacheKeyFunction = require('fbjs-scripts/jest/createCacheKeyFunction');
+const path = require('path');
+const transformer = require('../packager/transformer.js');
 
 module.exports = {
   process(src, file) {
     return transformer.transform(src, file).code;
-  }
+  },
+
+  getCacheKey: createCacheKeyFunction([
+    __filename,
+    path.join(__dirname, '../packager/transformer.js'),
+    path.join(__dirname, '../node_modules/babel-core/package.json'),
+  ]),
 };
diff --git a/npm-shrinkwrap.json b/npm-shrinkwrap.json
index d681b7b1c..135167a98 100644
--- a/npm-shrinkwrap.json
+++ b/npm-shrinkwrap.json
@@ -2071,6 +2071,308 @@
       "from": "eslint-plugin-react@3.3.1",
       "resolved": "https://registry.npmjs.org/eslint-plugin-react/-/eslint-plugin-react-3.3.1.tgz"
     },
+    "fbjs-scripts": {
+      "version": "0.2.1",
+      "from": "fbjs-scripts@>=0.2.1 <0.3.0",
+      "resolved": "https://registry.npmjs.org/fbjs-scripts/-/fbjs-scripts-0.2.1.tgz",
+      "dependencies": {
+        "core-js": {
+          "version": "1.1.4",
+          "from": "core-js@>=1.0.0 <2.0.0",
+          "resolved": "https://registry.npmjs.org/core-js/-/core-js-1.1.4.tgz"
+        },
+        "gulp-util": {
+          "version": "3.0.6",
+          "from": "gulp-util@>=3.0.4 <4.0.0",
+          "resolved": "https://registry.npmjs.org/gulp-util/-/gulp-util-3.0.6.tgz",
+          "dependencies": {
+            "array-differ": {
+              "version": "1.0.0",
+              "from": "array-differ@>=1.0.0 <2.0.0",
+              "resolved": "https://registry.npmjs.org/array-differ/-/array-differ-1.0.0.tgz"
+            },
+            "array-uniq": {
+              "version": "1.0.2",
+              "from": "array-uniq@>=1.0.2 <2.0.0",
+              "resolved": "https://registry.npmjs.org/array-uniq/-/array-uniq-1.0.2.tgz"
+            },
+            "beeper": {
+              "version": "1.1.0",
+              "from": "beeper@>=1.0.0 <2.0.0",
+              "resolved": "https://registry.npmjs.org/beeper/-/beeper-1.1.0.tgz"
+            },
+            "dateformat": {
+              "version": "1.0.11",
+              "from": "dateformat@>=1.0.11 <2.0.0",
+              "resolved": "https://registry.npmjs.org/dateformat/-/dateformat-1.0.11.tgz",
+              "dependencies": {
+                "get-stdin": {
+                  "version": "5.0.0",
+                  "from": "get-stdin@*",
+                  "resolved": "https://registry.npmjs.org/get-stdin/-/get-stdin-5.0.0.tgz"
+                },
+                "meow": {
+                  "version": "3.3.0",
+                  "from": "meow@*",
+                  "resolved": "https://registry.npmjs.org/meow/-/meow-3.3.0.tgz",
+                  "dependencies": {
+                    "camelcase-keys": {
+                      "version": "1.0.0",
+                      "from": "camelcase-keys@>=1.0.0 <2.0.0",
+                      "resolved": "https://registry.npmjs.org/camelcase-keys/-/camelcase-keys-1.0.0.tgz",
+                      "dependencies": {
+                        "camelcase": {
+                          "version": "1.2.1",
+                          "from": "camelcase@>=1.0.1 <2.0.0",
+                          "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-1.2.1.tgz"
+                        },
+                        "map-obj": {
+                          "version": "1.0.1",
+                          "from": "map-obj@>=1.0.0 <2.0.0",
+                          "resolved": "https://registry.npmjs.org/map-obj/-/map-obj-1.0.1.tgz"
+                        }
+                      }
+                    },
+                    "indent-string": {
+                      "version": "1.2.2",
+                      "from": "indent-string@>=1.1.0 <2.0.0",
+                      "resolved": "https://registry.npmjs.org/indent-string/-/indent-string-1.2.2.tgz",
+                      "dependencies": {
+                        "get-stdin": {
+                          "version": "4.0.1",
+                          "from": "get-stdin@>=4.0.1 <5.0.0",
+                          "resolved": "https://registry.npmjs.org/get-stdin/-/get-stdin-4.0.1.tgz"
+                        },
+                        "repeating": {
+                          "version": "1.1.3",
+                          "from": "repeating@>=1.1.0 <2.0.0",
+                          "resolved": "https://registry.npmjs.org/repeating/-/repeating-1.1.3.tgz",
+                          "dependencies": {
+                            "is-finite": {
+                              "version": "1.0.1",
+                              "from": "is-finite@>=1.0.0 <2.0.0",
+                              "resolved": "https://registry.npmjs.org/is-finite/-/is-finite-1.0.1.tgz",
+                              "dependencies": {
+                                "number-is-nan": {
+                                  "version": "1.0.0",
+                                  "from": "number-is-nan@>=1.0.0 <2.0.0",
+                                  "resolved": "https://registry.npmjs.org/number-is-nan/-/number-is-nan-1.0.0.tgz"
+                                }
+                              }
+                            }
+                          }
+                        }
+                      }
+                    }
+                  }
+                }
+              }
+            },
+            "lodash._reescape": {
+              "version": "3.0.0",
+              "from": "lodash._reescape@>=3.0.0 <4.0.0",
+              "resolved": "https://registry.npmjs.org/lodash._reescape/-/lodash._reescape-3.0.0.tgz"
+            },
+            "lodash._reevaluate": {
+              "version": "3.0.0",
+              "from": "lodash._reevaluate@>=3.0.0 <4.0.0",
+              "resolved": "https://registry.npmjs.org/lodash._reevaluate/-/lodash._reevaluate-3.0.0.tgz"
+            },
+            "lodash._reinterpolate": {
+              "version": "3.0.0",
+              "from": "lodash._reinterpolate@>=3.0.0 <4.0.0",
+              "resolved": "https://registry.npmjs.org/lodash._reinterpolate/-/lodash._reinterpolate-3.0.0.tgz"
+            },
+            "lodash.template": {
+              "version": "3.6.2",
+              "from": "lodash.template@>=3.0.0 <4.0.0",
+              "resolved": "https://registry.npmjs.org/lodash.template/-/lodash.template-3.6.2.tgz",
+              "dependencies": {
+                "lodash._basecopy": {
+                  "version": "3.0.1",
+                  "from": "lodash._basecopy@>=3.0.0 <4.0.0",
+                  "resolved": "https://registry.npmjs.org/lodash._basecopy/-/lodash._basecopy-3.0.1.tgz"
+                },
+                "lodash._basetostring": {
+                  "version": "3.0.1",
+                  "from": "lodash._basetostring@>=3.0.0 <4.0.0",
+                  "resolved": "https://registry.npmjs.org/lodash._basetostring/-/lodash._basetostring-3.0.1.tgz"
+                },
+                "lodash._basevalues": {
+                  "version": "3.0.0",
+                  "from": "lodash._basevalues@>=3.0.0 <4.0.0",
+                  "resolved": "https://registry.npmjs.org/lodash._basevalues/-/lodash._basevalues-3.0.0.tgz"
+                },
+                "lodash._isiterateecall": {
+                  "version": "3.0.9",
+                  "from": "lodash._isiterateecall@>=3.0.0 <4.0.0",
+                  "resolved": "https://registry.npmjs.org/lodash._isiterateecall/-/lodash._isiterateecall-3.0.9.tgz"
+                },
+                "lodash.escape": {
+                  "version": "3.0.0",
+                  "from": "lodash.escape@>=3.0.0 <4.0.0",
+                  "resolved": "https://registry.npmjs.org/lodash.escape/-/lodash.escape-3.0.0.tgz"
+                },
+                "lodash.keys": {
+                  "version": "3.1.2",
+                  "from": "lodash.keys@>=3.0.0 <4.0.0",
+                  "resolved": "https://registry.npmjs.org/lodash.keys/-/lodash.keys-3.1.2.tgz",
+                  "dependencies": {
+                    "lodash._getnative": {
+                      "version": "3.9.1",
+                      "from": "lodash._getnative@>=3.0.0 <4.0.0",
+                      "resolved": "https://registry.npmjs.org/lodash._getnative/-/lodash._getnative-3.9.1.tgz"
+                    },
+                    "lodash.isarguments": {
+                      "version": "3.0.4",
+                      "from": "lodash.isarguments@>=3.0.0 <4.0.0",
+                      "resolved": "https://registry.npmjs.org/lodash.isarguments/-/lodash.isarguments-3.0.4.tgz"
+                    },
+                    "lodash.isarray": {
+                      "version": "3.0.4",
+                      "from": "lodash.isarray@>=3.0.0 <4.0.0",
+                      "resolved": "https://registry.npmjs.org/lodash.isarray/-/lodash.isarray-3.0.4.tgz"
+                    }
+                  }
+                },
+                "lodash.restparam": {
+                  "version": "3.6.1",
+                  "from": "lodash.restparam@>=3.0.0 <4.0.0",
+                  "resolved": "https://registry.npmjs.org/lodash.restparam/-/lodash.restparam-3.6.1.tgz"
+                },
+                "lodash.templatesettings": {
+                  "version": "3.1.0",
+                  "from": "lodash.templatesettings@>=3.0.0 <4.0.0",
+                  "resolved": "https://registry.npmjs.org/lodash.templatesettings/-/lodash.templatesettings-3.1.0.tgz"
+                }
+              }
+            },
+            "minimist": {
+              "version": "1.2.0",
+              "from": "minimist@>=1.1.0 <2.0.0",
+              "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz"
+            },
+            "multipipe": {
+              "version": "0.1.2",
+              "from": "multipipe@>=0.1.2 <0.2.0",
+              "resolved": "https://registry.npmjs.org/multipipe/-/multipipe-0.1.2.tgz",
+              "dependencies": {
+                "duplexer2": {
+                  "version": "0.0.2",
+                  "from": "duplexer2@0.0.2",
+                  "resolved": "https://registry.npmjs.org/duplexer2/-/duplexer2-0.0.2.tgz",
+                  "dependencies": {
+                    "readable-stream": {
+                      "version": "1.1.13",
+                      "from": "readable-stream@>=1.1.9 <1.2.0",
+                      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.1.13.tgz",
+                      "dependencies": {
+                        "core-util-is": {
+                          "version": "1.0.1",
+                          "from": "core-util-is@>=1.0.0 <1.1.0",
+                          "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.1.tgz"
+                        },
+                        "isarray": {
+                          "version": "0.0.1",
+                          "from": "isarray@0.0.1",
+                          "resolved": "https://registry.npmjs.org/isarray/-/isarray-0.0.1.tgz"
+                        },
+                        "string_decoder": {
+                          "version": "0.10.31",
+                          "from": "string_decoder@>=0.10.0 <0.11.0",
+                          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz"
+                        },
+                        "inherits": {
+                          "version": "2.0.1",
+                          "from": "inherits@>=2.0.1 <2.1.0",
+                          "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.1.tgz"
+                        }
+                      }
+                    }
+                  }
+                }
+              }
+            },
+            "replace-ext": {
+              "version": "0.0.1",
+              "from": "replace-ext@0.0.1",
+              "resolved": "https://registry.npmjs.org/replace-ext/-/replace-ext-0.0.1.tgz"
+            },
+            "vinyl": {
+              "version": "0.5.3",
+              "from": "vinyl@>=0.5.0 <0.6.0",
+              "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-0.5.3.tgz",
+              "dependencies": {
+                "clone": {
+                  "version": "1.0.2",
+                  "from": "clone@>=1.0.0 <2.0.0",
+                  "resolved": "https://registry.npmjs.org/clone/-/clone-1.0.2.tgz"
+                },
+                "clone-stats": {
+                  "version": "0.0.1",
+                  "from": "clone-stats@>=0.0.1 <0.0.2",
+                  "resolved": "https://registry.npmjs.org/clone-stats/-/clone-stats-0.0.1.tgz"
+                }
+              }
+            }
+          }
+        },
+        "object-assign": {
+          "version": "3.0.0",
+          "from": "object-assign@>=3.0.0 <4.0.0",
+          "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-3.0.0.tgz"
+        },
+        "through2": {
+          "version": "2.0.0",
+          "from": "through2@>=2.0.0 <3.0.0",
+          "resolved": "https://registry.npmjs.org/through2/-/through2-2.0.0.tgz",
+          "dependencies": {
+            "readable-stream": {
+              "version": "2.0.2",
+              "from": "readable-stream@>=2.0.0 <2.1.0",
+              "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.0.2.tgz",
+              "dependencies": {
+                "core-util-is": {
+                  "version": "1.0.1",
+                  "from": "core-util-is@>=1.0.0 <1.1.0",
+                  "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.1.tgz"
+                },
+                "inherits": {
+                  "version": "2.0.1",
+                  "from": "inherits@>=2.0.1 <2.1.0",
+                  "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.1.tgz"
+                },
+                "isarray": {
+                  "version": "0.0.1",
+                  "from": "isarray@0.0.1",
+                  "resolved": "https://registry.npmjs.org/isarray/-/isarray-0.0.1.tgz"
+                },
+                "process-nextick-args": {
+                  "version": "1.0.3",
+                  "from": "process-nextick-args@>=1.0.0 <1.1.0",
+                  "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-1.0.3.tgz"
+                },
+                "string_decoder": {
+                  "version": "0.10.31",
+                  "from": "string_decoder@>=0.10.0 <0.11.0",
+                  "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz"
+                },
+                "util-deprecate": {
+                  "version": "1.0.1",
+                  "from": "util-deprecate@>=1.0.1 <1.1.0",
+                  "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.1.tgz"
+                }
+              }
+            },
+            "xtend": {
+              "version": "4.0.0",
+              "from": "xtend@>=4.0.0 <4.1.0",
+              "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.0.tgz"
+            }
+          }
+        }
+      }
+    },
     "graceful-fs": {
       "version": "4.1.2",
       "from": "graceful-fs@4.1.2",
diff --git a/package.json b/package.json
index 2c5016b7a..8c3236dbf 100644
--- a/package.json
+++ b/package.json
@@ -53,6 +53,7 @@
     "chalk": "^1.1.1",
     "connect": "^2.8.3",
     "debug": "^2.2.0",
+    "fbjs-scripts": "^0.2.1",
     "graceful-fs": "^4.1.2",
     "image-size": "^0.3.5",
     "immutable": "^3.7.5",
diff --git a/packager/transformer.js b/packager/transformer.js
index b3ab96d08..b9d6c0f1f 100644
--- a/packager/transformer.js
+++ b/packager/transformer.js
@@ -10,20 +10,26 @@
  */
 'use strict';
 
-var babel = require('babel-core');
+const babel = require('babel-core');
+const inlineRequires = require('fbjs-scripts/babel/inline-requires');
 
-function transform(srcTxt, filename, options) {
-  var plugins = [];
+function transform(src, filename, options) {
+  const plugins = [];
 
   if (process.env.NODE_ENV === 'production') {
-    plugins = plugins.concat(['node-env-inline', 'dunderscore-dev-inline']);
+    plugins.push('node-env-inline', 'dunderscore-dev-inline');
+  } else if (process.env.NODE_ENV === 'test') {
+    plugins.push({
+      position: 'after',
+      transformer: inlineRequires,
+    });
   }
 
-  var result = babel.transform(srcTxt, {
+  const result = babel.transform(src, {
     retainLines: true,
     compact: true,
     comments: false,
-    filename: filename,
+    filename,
     whitelist: [
       'es6.arrowFunctions',
       'es6.blockScoping',
@@ -42,24 +48,21 @@ function transform(srcTxt, filename, options) {
       'react.displayName',
       'regenerator',
     ],
-    plugins: plugins,
+    plugins,
     sourceFileName: filename,
     sourceMaps: false,
     extra: options || {},
   });
 
   return {
-    code: result.code,
+    code: result.code
   };
 }
 
 module.exports = function(data, callback) {
-  var result;
+  let result;
   try {
-    result = transform(
-      data.sourceCode,
-      data.filename
-    );
+    result = transform(data.sourceCode, data.filename);
   } catch (e) {
     callback(e);
     return;